UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fnCrCPywu8EH7sM6gvfG4tv8ISueyWCDmFbwdOhvOUU=' 
WHERE 
  key_id = '20cd3dcc2a04546dfee4add04a75995b0952b05697c1108af6deadf365027e52' 
  AND (
    token = 'fnCrCPywu8EH7sM6gvfG4tv8ISueyWCDmFbwdOhvOUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )